STM32F103R8H6 STMicroelectronics Integrated Circuit (BGA) In Stock
The STM32F103R8H6 is an ARM Cortex-M3 32-bit RISC microcontroller running at up to 72 MHz with 64KB Flash and 20KB SRAM. It integrates rich peripherals including USB, CAN, 3x USART, SPI, I2C, and 10-channel 12-bit ADC in a compact BGA package. Available from stock worldwide for embedded control and IoT applications.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- STM32F103R8H6 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.5174(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ARM Cortex-M3 core at 72 MHz with 64KB Flash and 20KB SRAM, delivering high-performance 32-bit processing for real-time embedded control applications
- Rich peripheral integration including USB 2.0 full-speed, CAN 2.0B, 3x USART, 2x SPI, 2x I2C, and a 10-channel 12-bit ADC eliminates the need for external interface chips
- Compact BGA package (STM32F103R8H6) with 2.0V to 3.6V operating voltage enables space-constrained designs with direct interfacing to modern low-voltage sensors and RF modules
Applications
The STM32F103R8H6 is ideal for industrial control systems, motor control, and automation applications requiring deterministic real-time performance with rich connectivity. Its USB and CAN peripherals make it well-suited for USB HID devices, industrial fieldbus nodes, and automotive body electronics. The BGA package targets compact designs in IoT gateways, handheld instruments, and wearable devices where board space is critical.
Specifications
| Factory Lead Time | 13Weeks |
| YTEOL | 9 |
| Qualification Status | Not Qualified |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.30 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STM32F103R8H6:
Frequently Asked Questions
What is the CPU speed and memory configuration of the STM32F103R8H6?
The STM32F103R8H6 features an ARM Cortex-M3 core running at up to 72 MHz, with 64KB of internal Flash program memory and 20KB of SRAM. It also includes a memory protection unit (MPU) and supports DMA for efficient data transfers between peripherals and memory without CPU intervention.
What communication interfaces are available on the STM32F103R8H6?
The STM32F103R8H6 integrates USB 2.0 full-speed device/host, CAN 2.0B active, 3x USART (up to 4.5 Mbit/s), 2x SPI (up to 18 Mbit/s), and 2x I2C interfaces. This rich set of peripherals enables direct connection to a wide variety of sensors, actuators, displays, and communication networks without external bridge chips.
What package does the STM32F103R8H6 use and what is its pin count?
The STM32F103R8H6 uses a BGA (Ball Grid Array) package, which is the H6 suffix variant of the STM32F103R8 family. BGA packaging provides a smaller PCB footprint compared to LQFP alternatives, making it suitable for compact board designs. The R in the part number indicates 64 I/O pins (LQFP64-equivalent pinout, mapped to the BGA).
What is the operating voltage range for the STM32F103R8H6?
The STM32F103R8H6 operates from a supply voltage of 2.0V to 3.6V (VDD). It includes an internal voltage regulator for the digital core. I/O pins are 5V-tolerant when configured in specific modes, allowing interfacing with legacy 5V peripherals without external level shifters in many use cases.
Is the STM32F103R8H6 suitable for motor control or industrial applications?
Yes, the STM32F103R8H6 includes three advanced-control timers with complementary PWM outputs, dead-time insertion, and break inputs specifically designed for motor control and power conversion. Combined with the 12-bit ADC at up to 1 Msps sampling rate, it supports field-oriented control (FOC) algorithms for BLDC and PMSM motors in industrial drive applications.
Related Guides
ECMF02-4CMX8 Common-Mode Filter with ESD Protection: Selection Guide
Compare ECMF02-4CMX8 vs ECMF02-2AMX6, ECMF04-4HSM10, and other ST ECMF filters. Choose the right 4-channel common-mode filter with ESD protection for USB 2.0.
Jun 20, 2026
AD5204 Quad Digital Potentiometer Selection Guide (2026)
How to choose the right AD5204 quad digital potentiometer: compare 10kΩ vs 100kΩ variants, TSSOP vs SOIC packages, and SPI interface options for your design.
Jun 20, 2026
0402 10uF X5R Decoupling Design Guide for Compact Digital Rails
Application note for using CL05A106MP5NUNC-class 0402 10uF X5R MLCCs in compact digital rail decoupling designs.
Jun 19, 2026
How to Choose an 0805 10uF MLCC for Decoupling and Bulk Capacitance
Selection guide for choosing 0805 10uF MLCCs around CL21A106KOQNNNE, covering derating, dielectric, package, and sourcing checks.
Jun 19, 2026
Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $4.6000 | $4.60 |
| 50+ | $2.7515 | $137.57 |
| 150+ | $2.6345 | $395.18 |
| 250+ | $2.5174 | $629.35 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”